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CVE-2026-62705 Microsoft CVE debrief

Microsoft has released a patch for a local elevation of privilege vulnerability in Windows Bind Filter Driver. The vulnerability is a race condition that allows an authorized attacker to elevate privileges locally. This issue affects Windows 11 Version 24H2, Windows 11 Version 25H2, and Windows 11 version 26H1. System administrators should review configurations and apply patches to mitigate this vulnerability. The vulnerability's impact is significant as it allows local privilege escalation, which can lead to unauthorized access and control of affected systems.

Vendor
Microsoft
Product
Windows 11
CVSS
HIGH 7
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-11
Original CVE updated
2026-10-08
Advisory published
2026-08-11
Advisory updated
2026-10-08

Who should care

Windows system administrators and security teams should assess exposure and apply patches. They should also review system configurations to prevent exposure and monitor for suspicious activity indicating attempted exploitation. This vulnerability poses a significant risk to Windows systems, and immediate patching and monitoring are recommended.

Why it matters

This vulnerability allows an authorized attacker to elevate privileges locally, posing a significant risk to Windows systems. Immediate patching and monitoring are recommended.

  • Local privilege escalation requires immediate patching
  • Verify system configurations to prevent exposure
  • Monitor for suspicious activity indicating attempted exploitation

Technical summary

The vulnerability is a race condition in Windows Bind Filter Driver that allows an authorized attacker to elevate privileges locally. Affected versions include Windows 11 Version 24H2, Windows 11 Version 25H2, and Windows 11 version 26H1. The vulnerability can be mitigated by applying patches for affected Windows versions. System administrators should assess exposure and apply patches immediately, especially for systems exposed to local attacks.

Defensive priority

Apply patches for affected Windows versions immediately, especially for systems exposed to local attacks.

Recommended defensive actions

  • Apply patches for affected Windows versions
  • Review system configurations for exposure
  • Monitor for suspicious local activity

Evidence notes

The CVE record and NVD entry provide details on the vulnerability. Specific exploitation details are not available, but it is confirmed that the vulnerability exists in Windows 11 Version 24H2, Windows 11 Version 25H2, and Windows 11 version 26H1. Defenders should verify system configurations and apply patches to affected versions. The CVE Program and NVD provide official details, but additional sources may offer further insights into affected systems and mitigation strategies.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-62705 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-62705

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-62705 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-62705

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.